UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zP78hEVqZ/D6HpbyxjRZNY0AqT9CNweBsA+PikGAh/8=' 
WHERE 
  key_id = '52f5b943d96e55fcf58dcdf54f784b2eb1288802cb680423a8337a3e4f043be9' 
  AND (
    token = 'zP78hEVqZ/D6HpbyxjRZNY0AqT9CNweBsA+PikGAh/8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )